[INFO] fetching crate NULL 1.2.0...
[INFO] checking NULL-1.2.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate NULL 1.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate NULL 1.2.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate NULL 1.2.0
[INFO] finished tweaking crates.io crate NULL 1.2.0
[INFO] tweaked toml for crates.io crate NULL 1.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate NULL 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primal-estimate v0.3.1
[INFO] [stderr]   Downloaded hamming v0.1.3
[INFO] [stderr]   Downloaded primal-bit v0.3.0
[INFO] [stderr]   Downloaded smallvec v1.5.1
[INFO] [stderr]   Downloaded primal-sieve v0.3.1
[INFO] [stderr]   Downloaded num-integer v0.1.44
[INFO] [stderr]   Downloaded num-traits v0.2.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ec4feb06c5bed9fa457f1ddf08ffbfe9e177d03d66ce26e2edbf7861c075159
[INFO] running `Command { std: "docker" "start" "-a" "1ec4feb06c5bed9fa457f1ddf08ffbfe9e177d03d66ce26e2edbf7861c075159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ec4feb06c5bed9fa457f1ddf08ffbfe9e177d03d66ce26e2edbf7861c075159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec4feb06c5bed9fa457f1ddf08ffbfe9e177d03d66ce26e2edbf7861c075159", kill_on_drop: false }`
[INFO] [stdout] 1ec4feb06c5bed9fa457f1ddf08ffbfe9e177d03d66ce26e2edbf7861c075159
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffb44de33934db1160e027812c8fdd26051fa6fc5cdbe7ba3a150f565fc8ae02
[INFO] running `Command { std: "docker" "start" "-a" "ffb44de33934db1160e027812c8fdd26051fa6fc5cdbe7ba3a150f565fc8ae02", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]     Checking primal-estimate v0.3.1
[INFO] [stderr]     Checking primal-bit v0.3.0
[INFO] [stderr]     Checking primal-sieve v0.3.1
[INFO] [stderr]     Checking NULL v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `Command { std: "docker" "inspect" "ffb44de33934db1160e027812c8fdd26051fa6fc5cdbe7ba3a150f565fc8ae02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb44de33934db1160e027812c8fdd26051fa6fc5cdbe7ba3a150f565fc8ae02", kill_on_drop: false }`
[INFO] [stdout] ffb44de33934db1160e027812c8fdd26051fa6fc5cdbe7ba3a150f565fc8ae02
[INFO] checking NULL-1.2.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate NULL 1.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate NULL 1.2.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate NULL 1.2.0
[INFO] finished tweaking crates.io crate NULL 1.2.0
[INFO] tweaked toml for crates.io crate NULL 1.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate NULL 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 750ebbdcd304f4b9fe1d12378f6145c3ce25dac64d8666997c0a8bdba99b10cb
[INFO] running `Command { std: "docker" "start" "-a" "750ebbdcd304f4b9fe1d12378f6145c3ce25dac64d8666997c0a8bdba99b10cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "750ebbdcd304f4b9fe1d12378f6145c3ce25dac64d8666997c0a8bdba99b10cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750ebbdcd304f4b9fe1d12378f6145c3ce25dac64d8666997c0a8bdba99b10cb", kill_on_drop: false }`
[INFO] [stdout] 750ebbdcd304f4b9fe1d12378f6145c3ce25dac64d8666997c0a8bdba99b10cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4931a23270f5a440a53afc1edc56d978b1dff213a6f3117a4f2083d0b53fd36
[INFO] running `Command { std: "docker" "start" "-a" "c4931a23270f5a440a53afc1edc56d978b1dff213a6f3117a4f2083d0b53fd36", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking primal-estimate v0.3.1
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]     Checking primal-bit v0.3.0
[INFO] [stderr]     Checking primal-sieve v0.3.1
[INFO] [stderr]     Checking NULL v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "c4931a23270f5a440a53afc1edc56d978b1dff213a6f3117a4f2083d0b53fd36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4931a23270f5a440a53afc1edc56d978b1dff213a6f3117a4f2083d0b53fd36", kill_on_drop: false }`
[INFO] [stdout] c4931a23270f5a440a53afc1edc56d978b1dff213a6f3117a4f2083d0b53fd36
